Cloud Engineer

At Xelon AG we deliver secure scalable and automated Swiss cloud infrastructure for the next generation of digital services. From IaaS to SaaS our platform powers workloads in regulated industries like finance insurance public services and tech. Our solutionsXelon Cloud Xelon SecureXelon HQ and CloudDeckcombine automation sovereignty and simplicity in one ecosystem.

Were on a mission to become the #1 Swiss Cloud Enabler and were growing a team of people who want to shape the future of cloud infrastructure and software operations.

Tasks

Your Mission

As a Cloud Engineer in our IT Operations/Platform team you will operate and improve our multi-hypervisor cloud platform and adjacent services. Youll handle day-to-day reliability work automate repetitive tasks resolve customer-impacting incidents and keep our backup and DR posture strong. Youll collaborate closely with IT Ops Platform Engineering Networking and Support.

This is a hands-on role with clear ownership. Youll rotate in on-call drive fixes end-to-end and contribute to runbooks and documentation.

Your Responsibilities

Customer Incidents (CSP/JSM)

• Triage troubleshoot and coordinate incidents; communicate clearly with internal teams and (when needed) customers.
• Perform urgent restarts and recovery actions in line with runbooks.

Backups & DR (Acronis Veeam)

• Investigate and remediate backup failures storage/quota issues and alert noise vs signal.
• Keep DR replication healthy and ready; spot-check statuses and resource pools.

Images / ISOs / Templates / Operating Systems

• Resolve ISO mounting issues and maintain image/template hygiene and lifecycle.
• Operate patch and maintain Windows & Linux systems.

Virtualization & Platform Ops

• Operate and maintain vCenter/vSphere/ESXi and Proxmox environments (compute storage networking).
• Monitor host health certificates capacity and performance; address storage warnings.

Networking (in collaboration with NetOps)

• Handle VLAN activations and resolve basic connectivity/no-network cases.

CMDB & Documentation

• Create/update documentation and runbooks in Confluence; keep CMDB entries accurate.

Projects/Initiatives

• Support decommission/migration tasks and platform improvements; contribute to vulnerability remediation follow-ups.

On-call & Escalations

• Participate in OpsGenie/ITMON rotations; update escalation policies and validate alert routing.

Requirements

• 3 years hands-on in system administration infrastructure or cloud engineering.
• Strong Linux administration; comfortable on the CLI for diagnostics and remediation.
• Practical experience with virtualization: VMware vCenter/vSphere/ESXi and/or Proxmox (KVM).
• Familiar with networking (VLANs routing basics) and storage concepts.
• Backup/DR exposure: Acronis and/or Veeam in production environments.
• Automation mindset: scripting with Shell; familiarity with Ansible; Python is a plus.
• Incident management: calm under pressure structured troubleshooting clear documentation.
• Communication: fluent in German and English.
• Location: based in Switzerland (hybrid/onsite as needed) able to participate in on-call.

Bonus Points

• Containers and orchestration: Docker Kubernetes.
• Experience in regulated environments (ISO 27001 SOC 2) and access control best practices.
• Observability: Prometheus Grafana ELK/Opensearch; cert/PKI operations.
• WAF/Firewall exposure and customer-facing communication in incidents.
• Relevant certs: RHCE CKA VCP LPIC (or equivalent)

Benefits

• A technical role with clear ownership and room for growth in a Swiss tech scale-up.
• A collaborative team and helpful culture; direct collaboration with engineering DevOps and platform.
• Hybrid work model with flexibility and modern tooling.
• Competitive salary and equity participation opportunities.
• A product-driven environment with purpose clarity and ownership.

Has our advert piqued your curiosity Are you ready for a new challenge

Then apply now! We look forward to hearing from you Team Xelon